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Inventor

Richard Porterfield

Inventor
Binghamton, NY, US

Overview

11→
Patents
1978–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 11 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H05Kprimary
H05KPrinted circuits35%
Y10TTechnical subjects covered by former us classification18%
B23KSoldering or unsoldering12%
B41JTypewriters12%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors12%
B25JManipulators6%
F16NLubricating6%
PatentTitleYear
10,697,585Fluid dispensing apparatus for dispensing oil or grease2020RE035180'High frequency thermode driven device employing one-turn-secondary transformers'19965,068,509'High frequency thermode driven device employing one-turn-secondary transformers'19915,051,555'Hot-bar suspension system'19914,887,351'Pick and place nozzle with concentric grooves'19894,838,452'Shutter system for electrical component supply tape feeder'19894,769,904'Method and apparatus for handling leaded and leadless surface mountable components'19884,735,341'Feeder for electrical component supply tapes'19884,543,705'Axial-lead component sequencing and inserting apparatus'19854,140,407'Ribbon feed mechanism responsive to case shaft mechanism and printing mechanism'19794,131,374'Dual segment continuous motion ribbon feed mechanism'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1979Patents assigned to SCM CORP (2)· patent assignee history
1978–1979Based in Cortland, NY, US· patent location history
1985–1991Patents assigned to UNIVERSAL INSTRUMENTS CORP (7)· patent assignee history
1985–1988Based in Chenango Bridge, NY, US· patent location history
1989–1996Based in Binghamton, NY, US· patent location history
1996Patents assigned to CAPITAL FORMATION INC (1)· patent assignee history
2020Patents assigned to PORTERFIELD RICHARD (1)· patent assignee history
2020Based in Ringling, OK, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIVERSAL INSTRUMENTS CORP71985–1991
SCM CORP21978–1979
CAPITAL FORMATION INC11996
PORTERFIELD RICHARDself12020
Locations
LocationPatentsSpan
Binghamton, New York, US51989–1996
Chenango Bridge, New York, US31985–1988
Cortland, New York, US21978–1979
Ringling, OK, US12020